'Watershed development': Ari Melber on Trump announcing death of Iran's supreme leader

We have been reporting this breaking news story all day, and if you've been watching, we've been living this together and hearing from experts and looking at the available evidence. And if there is one thing that almost everyone understands is of importance, it is that the end of Khomeini in Iran is a signal watershed and shared development. As we've reported, and I'll just reiterate, President Trump has said, as have the Israeli government officials, that they killed Khomeini, that he is dead.Iran has not ...